diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 49bd0ea4b..0fc54bb95 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -228,7 +228,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     ref (2.0.0)
-    rexml (3.2.4)
+    rexml (3.2.5)
     rouge (3.19.0)
     ruby-enum (0.8.0)
       i18n